compound mixture

Name Class Date Concepts and Challenges in Physical Science, Teacher’s Resources CD-ROM (c) by Pearson Education, Inc./Globe Fearon/Pearson Learning Group. All rights reserved. Compounds and Mixtures: CHAPTER 4, page 2 4-1 What are three types of matter? Lesson Review Decide which type or types of matter—element, compound, or mixture—are being described. Write the correct terms in the spaces provided. ____________________ 1. A substance made up of one type of atom ____________________ 2. A chemical combination of two or more substances ____________________ 3. Each sample has the same properties as every other sample. ____________________ 4. Elements are chemically combined in a fixed ratio. ____________________ 5. A physical combination of two or more substances ____________________ 6. Kinds of matter are present in any amounts. ____________________ 7. Is classified as a substance ____________________ 8. Cannot be chemically broken down into a simpler substance ____________________ 9. Each sample does not necessarily have the same properties as every other sample. Skill Challenge Skills: classifying, applying Study the diagrams below. Circle the letter of the diagram that is described by each phrase. Some phrases may describe more than one diagram. A B C 1. an element A B C 2. a compound A B C 3. a mixture A B C 4. a substance A B C

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Name Class Date

Concepts and Challenges in Physical Science, Teacher’s Resources CD-ROM(c) by Pearson Education, Inc./Globe Fearon/Pearson Learning Group. All rights reserved. Compounds and Mixtures: CHAPTER 4, page 2

4-1 What are three types of matter?Lesson ReviewDecide which type or types of matter—element, compound, or mixture—arebeing described. Write the correct terms in the spaces provided.

____________________ 1. A substance made up of one type of atom

____________________ 2. A chemical combination of two or more substances

____________________ 3. Each sample has the same properties as every other sample.

____________________ 4. Elements are chemically combined in a fixed ratio.

____________________ 5. A physical combination of two or more substances

____________________ 6. Kinds of matter are present in any amounts.

____________________ 7. Is classified as a substance

____________________ 8. Cannot be chemically broken down into a simpler substance

____________________ 9. Each sample does not necessarily have the same properties as every othersample.

Skill ChallengeSkills: classifying, applyingStudy the diagrams below. Circle the letter of the diagram that is described byeach phrase. Some phrases may describe more than one diagram.

A B C

1. an element A B C

2. a compound A B C

3. a mixture A B C

4. a substance A B C

Name Class Date

Concepts and Challenges in Physical Science, Teacher’s Resources CD-ROM

4-2 What is a compound?Lesson Review

Complete the following.

1. When hydrogen combines chemically with oxygen, hydrogen peroxide or _________________ forms.

2. The smallest part of a substance that has all the properties of the substance is a __________________ .

3. Water is an example of a __________________________________________________________________ .

4. A substance made up of two or more elements that are chemically combined is a ________________ .

5. Table salt is made up of the elements sodium and ____________________________________________ .

6. Properties of a compound are _________________ the properties of the elements that make them up.

7. Hydrogen and oxygen are ______________________________________________ at room temperature.

8. Compounds form as a result of a ___________________________________________________________ .

9. A molecule of silicon dioxide contains two _________________________ atoms and one silicon atom.

10. A common and tasty compound made up of the elements carbon, hydrogen, and oxygen is

_________________________________________________________________________________________ .

Skill ChallengeSkills: identifying, relating

Complete the table below. Then, answer the questions that follow.

Name of Compound Elements the Compound Contains

Water 1.

Sugar 2.

Table Salt 3.

4. What kind of change happens when the elements listed in the table combine to form compounds?

___________________________________________________________________________________________

5. A cup of sugar is slowly heated in a beaker. Which element will eventually remain in the beaker?

Explain your answer. _______________________________________________________________________

___________________________________________________________________________________________

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